<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<link rel="stylesheet" type="text/css" href="layui/css/layui.css" />
		<title></title>
		<style type="text/css">
			body{
				display: flex;
				flex-direction: column;
				min-height: 100vh;
			}
			
			.main{
				flex-grow: 1;
				display: flex;
			}
			
/* 			.left{
				background-color: #000000;
			}
			
			.content{
				flex-grow: 1;
				background-color: ;
			} */
			.content{
				flex-grow: 1;
			}
		</style>
	</head>
	<body>
		<ul class="layui-nav" lay-filter="">
			<li class="layui-nav-item"><a href="">最新活动</a></li>
			<li class="layui-nav-item layui-this"><a href="">产品</a></li>
			<li class="layui-nav-item"><a href="">大数据</a></li>
			<li class="layui-nav-item">
				<a href="javascript:;">解决方案</a>
				<dl class="layui-nav-child">
					<!-- 二级菜单 -->
					<dd><a href="">移动模块</a></dd>
					<dd><a href="">后台模版</a></dd>
					<dd><a href="">电商平台</a></dd>
				</dl>
			</li>
			<li class="layui-nav-item"><a href="">社区</a></li>
		</ul>
	</body>
	
	<div class="main">
		<div class="left layui-bg-cyan">
			<ul class="layui-nav layui-nav-tree" lay-filter="test">
			<!-- 侧边导航: <ul class="layui-nav layui-nav-tree layui-nav-side"> -->
			  <li class="layui-nav-item layui-nav-itemed">
			    <a href="javascript:;">默认展开</a>
			    <dl class="layui-nav-child">
			      <dd><a href="javascript:;">选项1</a></dd>
			      <dd><a href="javascript:;">选项2</a></dd>
			      <dd><a href="">跳转</a></dd>
			    </dl>
			  </li>
			  <li class="layui-nav-item">
			    <a href="javascript:;">解决方案</a>
			    <dl class="layui-nav-child">
			      <dd><a href="https://www.taobao.com" target="myframe">淘宝</a></dd>
			      <dd><a href="">后台模版</a></dd>
			      <dd><a href="">电商平台</a></dd>
			    </dl>
			  </li>
			  <li class="layui-nav-item"><a href="">产品</a></li>
			  <li class="layui-nav-item"><a href="">大数据</a></li>
			</ul>
		</div>
		<div class="content layui-bg-gray">
			<iframe frameborder="no" name="myframe" style="width: 100%;height: 100%;"></iframe>
		</div>
	</div>
	<script src="layui/layui.js" type="text/javascript" charset="utf-8"></script>
</html>
